Condensed Statements of Consolidated Income (Unaudited) - USD ($) shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Utility revenues	$ 1,829	$ 1,661	$ 6,400	$ 5,797
Non-utility revenues	74	88	210	241
Total	1,903	1,749	6,610	6,038
Expenses:
Utility natural gas, fuel and purchased power	349	223	1,860	1,416
Non-utility cost of revenues, including natural gas	52	61	143	159
Operation and maintenance	670	709	2,020	2,055
Depreciation and amortization	329	353	974	987
Taxes other than income taxes	119	125	401	394
Total	1,519	1,471	5,398	5,011
Operating Income	384	278	1,212	1,027
Other Income (Expense):
Gain (loss) on equity securities	(206)	(12)	(284)	40
Gain (loss) on indexed debt securities	210	11	381	(40)
Gain on sale	0	8	303	8
Interest expense and other finance charges	(116)	(114)	(375)	(380)
Interest expense on Securitization Bonds	(3)	(5)	(11)	(16)
Other income, net	8	17	25	54
Total	(107)	(95)	39	(334)
Income from Continuing Operations Before Income Taxes	277	183	1,251	693
Income tax expense	75	33	328	63
Income from Continuing Operations	202	150	923	630
Income from Discontinued Operations (net of tax expense of $-0-, $15, $-0- and $56, respectively)	0	68	0	202
Net Income	202	218	923	832
Income allocated to preferred shareholders	13	23	37	82
Income Available to Common Shareholders	$ 189	$ 195	$ 886	$ 750
Basic Earnings (Loss) Per Common Share [Abstract]
Basic earnings per common share - continuing operations (in dollars per share)	$ 0.30	$ 0.21	$ 1.41	$ 0.94
Basic earnings per common share - discontinued operations (in dollars per share)	0	0.11	0	0.35
Basic Earnings Per Common Share (in dollars per share)	0.30	0.32	1.41	1.29
Diluted Earnings (Loss) Per Common Share [Abstract]
Diluted earnings per common share - continuing operations (in dollars per share)	0.30	0.21	1.40	0.91
Diluted earnings (loss) per common share - discontinued operations (in dollars per share)	0	0.11	0	0.34
Diluted Earnings Per Common Share (in dollars per share)	$ 0.30	$ 0.32	$ 1.40	$ 1.25
Weighted Average Common Shares Outstanding, Basic (in shares)	629,509	604,607	629,374	580,819
Weighted Average Common Shares Outstanding, Diluted (in shares)	633,068	609,382	632,933	601,403